Power of Viral Marketing

was working on a plan for one of my clients and came across this article that helped me finalize my plans

Viral marketing is very quickly becoming an effective and low-cost method of getting a message out to consumers. Like many marketing concepts in use on the Internet today, viral marketing leverages the collaborative nature of the Internet.
On a conceptual level, the term "viral marketing" can be used to describe any marketing technique that positions a group of consumers as advocates for a brand or product. Typically, though, viral marketing is executed as a message that is disseminated through email and forwarded indefinitely by the folks who receive it. (By Tom Hespos November 2, 2000)